Names
- Scientific name
- Penstemon rydbergii subsp. aggregatus
Taxonomy
- Taxonomic Rank
- Subspecies
- Author
- (Pennell) D.D.Keck
- Publication
- Amer. Midl. Naturalist 33: 158 (1945)
- Synonym Of
-
Penstemon rydbergii var. aggregatus
References
World Flora Online, http://www.worldfloraonline.org/, accessed June 20, 2024